Vijayasasana Perumal Temple is situated at Tiruvaragunamangai, also known as Naththam, in
Tirunelveli District,
Tamil Nadu. It is about 3 km to the east of Sri Vaikundam. The temple with one prakaram is facing towards the east. The chief deity of the temple is Vijayasasanaperumal (
Lord Vishnu) in a seated pose with Adi Sesha covering the neck. Goddess Varagunamangai nachiyaar is also worshipped here. The nearest railhead is Sri Vaikundam railway station.